<!DOCTYPE html>
<html lang="zc-CN">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        * {
          box-sizing: border-box;
        }
    
        .slider {
          width: 560px;
          height: 400px;
          overflow: hidden;
        }
    
        .slider-wrapper {
          width: 100%;
          height: 320px;
        }
    
        .slider-wrapper img {
          width: 100%;
          height: 100%;
          display: block;
        }
    
        .slider-footer {
          height: 80px;
          background-color: rgb(100, 67, 68);
          padding: 12px 12px 0 12px;
          position: relative;
        }
    
        .slider-footer .toggle {
          position: absolute;
          right: 0;
          top: 12px;
          display: flex;
        }
    
        .slider-footer .toggle button {
          margin-right: 12px;
          width: 28px;
          height: 28px;
          appearance: none;
          border: none;
          background: rgba(255, 255, 255, 0.1);
          color: #fff;
          border-radius: 4px;
          cursor: pointer;
        }
    
        .slider-footer .toggle button:hover {
          background: rgba(255, 255, 255, 0.2);
        }
    
        .slider-footer p {
          margin: 0;
          color: #fff;
          font-size: 18px;
          margin-bottom: 10px;
        }
    
        .slider-indicator {
          margin: 0;
          padding: 0;
          list-style: none;
          display: flex;
          align-items: center;
        }
    
        .slider-indicator li {
          width: 8px;
          height: 8px;
          margin: 4px;
          border-radius: 50%;
          background: #fff;
          opacity: 0.4;
          cursor: pointer;
        }
    
        .slider-indicator li.active {
          width: 12px;
          height: 12px;
          opacity: 1;
        }
      </style>
</head>
<body>
    <div class="slider">
        <div class="slider-wrapper">
          <img src="./images/slider01.jpg" alt="" />
        </div>
        <div class="slider-footer">
          <p>对人类来说会不会太超前了？</p>
          <ul class="slider-indicator">
            <li class="active"></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
            <li></li>
          </ul>
          <div class="toggle">
            <button class="prev">&lt;</button>
            <button class="next">&gt;</button>
          </div>
        </div>
      </div>
    <script>
        const data = [
      { url: './images/slider01.jpg', title: '对人类来说会不会太超前了？', color: 'rgb(100, 67, 68)' },
      { url: './images/slider02.jpg', title: '开启剑与雪的黑暗传说！', color: 'rgb(43, 35, 26)' },
      { url: './images/slider03.jpg', title: '真正的jo厨出现了！', color: 'rgb(36, 31, 33)' },
      { url: './images/slider04.jpg', title: '李玉刚：让世界通过B站看到东方大国文化', color: 'rgb(139, 98, 66)' },
      { url: './images/slider05.jpg', title: '快来分享你的寒假日常吧~', color: 'rgb(67, 90, 92)' },
      { url: './images/slider06.jpg', title: '哔哩哔哩小年YEAH', color: 'rgb(166, 131, 143)' },
      { url: './images/slider07.jpg', title: '一站式解决你的电脑配置问题！！！', color: 'rgb(53, 29, 25)' },
      { url: './images/slider08.jpg', title: '谁不想和小猫咪贴贴呢！', color: 'rgb(99, 72, 114)' },
    ]
        const img = document.querySelector('.slider-wrapper img');
        const text = document.querySelector('.slider-footer p');
        const bgc = document.querySelector('.slider-footer');
        const total = document.querySelector('.slider');
        const prev = document.querySelector('.prev');
        const next = document.querySelector('.next');
        let i=0
        let timer = setInterval(function() {
            next.click()
        },1000)
        next.addEventListener('click',function() {
            i++
            if(i>=data.length) i=0
            fn()
        })
        prev.addEventListener('click',function() {
            i--
            if(i<0) i=data.length-1
            fn()
        })
        total.addEventListener('mouseenter',function() {
            clearInterval(timer)
        })
        total.addEventListener('mouseleave',function() {
            timer = setInterval(function() {
            next.click()
        },1000)
        })
        function fn() {
            const cc = data[i]
            // console.log(data[i]);
            img.src = cc.url
            text.innerHTML = cc.title
            bgc.style.backgroundColor = cc.color
            document.querySelector('.active').classList.remove('active')
            document.querySelector(`.slider-indicator li:nth-child(${i+1})`).classList.add('active')
        }
        // fn()
    </script>
</body>
</html>